@article{kook ya2012soft,
  title={Palatal Soft Tissue Thickness at Different Ages Using an
Ultrasonic Device},
  author={lee sm,park jh,bayome m,kim hs ,mo ss,kook ya},
  journal={Journal of Clinical Pediatric Dentistry},
  volume={36},
  number={4},
  pages={405--409},
  doi = {10.17796/jcpd.36.4.58tm38928v522283},
  year={2012}
}